Actors
This is an overview of different groups using registry.
Anonymous
Every person or system.
Authenticated person
A person that can authenticate against one of the networks, mentioned in login via home institution.
User
Every Authenticated Person that has an entry in the database.
Contact
A User that is related to an item.
Mission Manager
A User that is related to a mission in the role of a Mission Manager.
Admin
Administrators that are allowed to edit all items.